fix

src/component/home/design/tools.vue

@@ -328,9 +328,8 @@ export default defineComponent({
 		}
 		const exportElement = async ()=>{
 			 //设置导出
-			 console.log(data.canvasDetailData)
 			 let img = [] as any;
-			 if(data.canvasDetailData.commandManager.undoStack.length > 0){
+			 if(data.canvasDetailData?.commandManager?.undoStack?.length > 0){
 				await dataDom.editCanvas.exportImage({isContainBg:true,isContainFixed:false}).then((rv:any)=>{
 					var imageDataURL = rv
 					img.push({